How to exhaust the floor heating water distributor
The exhaust of the floor heating water distributor is an important part of the maintenance of the floor heating system, which can effectively solve problems such as uneven heating and noise. Recently, there has been a lot of discussion on the entire Internet about the exhaust of floor heating water distributors. Especially in the early stage of winter heating, many users reported that the floor heating was not hot or partially hot. This article will introduce in detail the steps, precautions and frequently asked questions about exhausting the floor heating water distributor to help you solve the problem quickly.
1. Reasons for exhaust of floor heating water distributor

In a floor heating system, there may be air in the pipes, which will block the flow of hot water and cause the heating effect to decrease. The main purpose of exhaust is to discharge the air in the pipe, ensure smooth circulation of hot water, and improve heating efficiency.
| Problem phenomenon | Possible reasons |
|---|---|
| Floor heating is not hot locally | There is air blockage in the pipe |
| Floor heating system is noisy | Air flowing in pipes creates noise |
| Poor heating effect | Air blocks hot water circulation |
2. Steps to exhaust the floor heating water distributor
The following are the detailed steps for exhausting the floor heating water distributor:
| steps | Operating Instructions |
|---|---|
| 1. Turn off the floor heating system | Make sure the floor heating system is turned off to avoid burns |
| 2. Find the manifold exhaust valve | Usually located above or to the side of the manifold |
| 3. Prepare tools | Prepare a screwdriver or vent key and a water container |
| 4. Open the exhaust valve | Use a tool to slowly open the exhaust valve. A "hissing" sound indicates that the air is being exhausted. |
| 5. Wait for the water flow to stabilize | When a steady flow of water flows out of the exhaust valve, it means that the air has been exhausted |
| 6. Close the exhaust valve | Tighten the exhaust valve to ensure there is no leakage |
| 7. Check heating effect | Restart the floor heating system and check whether the heating is even |
3. Exhaust precautions
The following points need to be noted during the exhaust process:
| Things to note | Description |
|---|---|
| avoid burns | Hot water may spurt out during exhaust, so be careful when operating. |
| Prevent water leakage | After exhausting, make sure the exhaust valve is tightened to avoid water leakage |
| Exhaust gas regularly | It is recommended to exhaust air once a year at the beginning of heating |
| Professional help | If operation is difficult, please contact professional maintenance personnel |
4. Frequently Asked Questions
The following are the questions and answers that users often encounter during the exhaust process of floor heating water distributors:
| question | Answer |
|---|---|
| What should I do if the exhaust valve cannot be opened? | You can try lubricating it with lubricating oil, or contact a professional |
| Floor heating is still not hot after exhaust | It could be another problem, such as a clogged pipe or a faulty water pump |
| Excessive water flow during exhaust | The water pressure may be too high and the system pressure needs to be adjusted. |
5. Summary
Exhausting the floor heating water distributor is a key step to ensure the normal operation of the floor heating system. Through the introduction of this article, you should have mastered the specific operation methods and precautions for exhaust. If the problem is not solved after exhausting, it is recommended to contact professional maintenance personnel for inspection. Regular maintenance of the floor heating system can effectively extend its service life and improve the heating effect.
Hope this article helps you! If you have other questions about floor heating, please leave a message in the comment area for discussion.
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